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Application filed by Prysmian Cavi E Sistemi En SrlfiledCriticalPrysmian Cavi E Sistemi En Srl
Publication of MY129608ApublicationCriticalpatent/MY129608A/en
H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
H01B7/00—Insulated conductors or cables characterised by their form
H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
H01B7/29—Protection against damage caused by extremes of temperature or by flame
H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
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Compositions Of Macromolecular Compounds
(AREA)
Insulated Conductors
(AREA)
Abstract
SELF-EXTINGUISHING CABLE (20), IN PARTICULAR AN ELECTRICAL CABLE FOR LOW-VOLTAGE OR MEDIUM-VOLTAGE POWER TRANSMISSION OR DISTRIBUTION OR FOR DATA TRANSMISSION, COMPRISING AT LEAST ONE CONDUCTOR (1) AND AT LEAST ONE FLAME-RETARDANT COATING (21) POSITIONED EXTERNALLY TO SAID CONDUCTOR. THE FLAME-RETARDANT COATING (21) IS PRODUCED FROM AN EXPANDED POLYMERIC MATERIAL WHICH INCORPORATES AT LEAST ONE INTUMESCENT AGENT. (FIG. 2)